E-Mail Benachrichtigung für Rsnapshot Backup

#!/bin/bash


# Config section
MAIL_TO="max.mustermann@web.de"
MAIL_HEADER_TO="Max Mustermann <max.mustermann@web.de>"
MAIL_HEADER_FROM="Max Mustermann <max.mustermann@web.de>"


MAIL_HEADER_SUBJECT="Backup Log"
MAIL_HEADER_SUBJECT_ERROR="Backup ERROR!"


# Uncomment to suppress log mails without errors
# SEND_MAIL_ONLY_ON_ERROR=1


# Do not edit below this line


# Header Stuff
LOG_FILE="/opt/var/log/rsnapshot"
TMP_LOG_FILE="/tmp/rsnapshot_log.log"
MAIL_FILE="/tmp/rsnapshot_log.mail"


# Program
MAIL="/usr/sbin/ssmtp"


# Foramt dates
DATE=`date +"%d/%b/%Y"`
PRINT_DATE=`date +"%d.%m.%Y"`
SUBJECT_DATE=`date +"%F"`


# No logs today
if [ `fgrep $DATE $LOG_FILE -c` -eq 0 ]; then
  exit 0
fi


# Extract Todays Log ( format 30/Mar/2006 )
fgrep $DATE $LOG_FILE > $TMP_LOG_FILE


# Detect errors
if [ `fgrep "ERROR" $TMP_LOG_FILE -c` -gt 0 ]; then
  MAIL_HEADER_SUBJECT=$MAIL_HEADER_SUBJECT_ERROR
  ERROR=1
else
  if [ -n "$SEND_MAIL_ONLY_ON_ERROR" ]; then
    # Suppress log mails without errors 
    exit 0
  fi
fi


{
  echo "TO: $MAIL_HEADER_TO"
  echo "FROM: $MAIL_HEADER_FROM"
  echo "SUBJECT: $MAIL_HEADER_SUBJECT $SUBJECT_DATE"
  echo ""
  echo "Backup Report on $PRINT_DATE"
  egrep "completed|ERROR" $TMP_LOG_FILE
  echo ""
  echo "Disk Usage:"
  df -h
  if [ -n "$ERROR" ]; then
    echo ""
    echo "Full Log:"
    echo ""
    cat $TMP_LOG_FILE
    echo ""
    echo "Dmesg output:"
    dmesg
  fi
} > $MAIL_FILE


# Send Mail
$MAIL $MAIL_TO < $MAIL_FILE


# Remove Temporary Files
rm -rf $MAIL_FILE $TMP_LOG_FILE